<template>
  <div>
    <!-- 面包屑导航区-->
    <el-breadcrumb>
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
<!--    卡片区-->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="queryInfo.query">
            <el-button slot="append" icon="el-icon-search"  @click="getGoodsList"></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddGoods">添加商品</el-button>
        </el-col>
      </el-row>
<!--      商品列表区-->
      <el-table
        :data="goodsList"
        style="width: 100%" border stripe>
        <el-table-column width="50" type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格" prop="goods_price" width="90"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="90"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="180">
          <template slot-scope="scope">
            {{scope.row.add_time | dateFormate}}
          </template>
        </el-table-column>
        <el-table-column label="操作" width="200">
          <template slot-scope="scope">
            <el-button icon="el-icon-edit" type="primary" size="mini">编辑</el-button>
            <el-button icon="el-icon-delete" type="danger" size="mini" @click="deleteGoods(scope.row.goods_id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
<!--      分页器-->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[5, 10, 15, 20]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total" background>
      </el-pagination>
    </el-card>
  </div>
</template>

<script>
export default {
  name: 'List',
  data () {
    return {
      //查询参数信息
      queryInfo:{
        query: '',
        pagesize: 10,
        pagenum: 1
      },
      //商品列表参数
      goodsList: [],
      total: 0,
      addGoodsDialogVisible: false // 添加商品对话框,
     
    }
  },
  created () {
    this.getGoodsList()
  },
  methods: {
    async getGoodsList() {
      let{ data:res } = await this.$http.get(`goods`, {
        params: this.queryInfo
      })
      if (res.meta.status !== 200) return this.$message.error('获取商品列表失败')
      this.goodsList = res.data.goods
      this.total = res.data.total
    },
    //页码改变时
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    handleCurrentChange(newNum) {
      this.queryInfo.pagenum = newNum
      this.getGoodsList()
    },
    //删除商品
    async deleteGoods (id) {
      const confirmResult = await this.$confirm(
        '此操作将永久删除该商品信息, 是否继续?',
        '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }
      ).catch(err => err)
      // 用户取消了删除的操作
      if (confirmResult !== 'confirm') {
        return this.$message.info('已取消删除！')
      }
      let { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) return this.$message.error('删除商品失败')
      this.getGoodsList()
    },
    //添加商品
    goAddGoods() {
      this.$router.push('/goods/add')
    }
  }
}
</script>

<style scoped lang="less">

</style>
